diff --git a/core/authorize.php b/core/authorize.php
index 18db5ca..211a1c4 100644
--- a/core/authorize.php
+++ b/core/authorize.php
@@ -147,10 +147,10 @@ function authorize_access_allowed(Request $request) {
         ],
       ];
     }
-    $heading = array(
+    $heading = [
       'text' => t('Next steps'),
       'level' => 'h3',
-    );
+    ];
     $content['next_steps'] = array(
       '#theme' => 'item_list',
       '#items' => $links,
diff --git a/core/modules/node/node.module b/core/modules/node/node.module
index 133fa3e..2410b4e 100644
--- a/core/modules/node/node.module
+++ b/core/modules/node/node.module
@@ -186,40 +186,37 @@ function node_entity_view_display_alter(EntityViewDisplayInterface $display, $co
  *   $result, or FALSE if there are no rows in $result.
  */
 function node_title_list(StatementInterface $result, $title = NULL) {
-  $links = array();
+  $links = [];
   $has_rows = FALSE;
   $nids = [];
   foreach ($result as $row) {
     // Do not use $node->label() or $node->urlInfo() here, because we only have
     // database rows, not actual nodes.
     $nids[] = $row->nid;
-    $options = !empty($row->comment_count) ? array(
-      'title' => \Drupal::translation()
-        ->formatPlural($row->comment_count, '1 comment', '@count comments')
-    ) : array();
-    $links[] = array(
+    $options = !empty($row->comment_count) ? [
+      'title' => \Drupal::translation()->formatPlural($row->comment_count, '1 comment', '@count comments'),
+    ] : [];
+    $links[] = [
       'title' => $row->title,
       'url' => new Url('entity.node.canonical', ['node' => $row->nid]),
       'attributes' => $options,
-    );
+    ];
     $has_rows = TRUE;
   }
   if ($has_rows) {
-    $heading = array(
+    $heading = [
       'text' => $title,
       'level' => 'h3',
-    );
-    return array(
+    ];
+    return [
       '#theme' => 'links__node',
       '#links' => $links,
-      '#heading' => $heading
-    );
+      '#heading' => $heading,
+    ];
   }
   else {
     return FALSE;
   }
-
-  return $num_rows ? array('#theme' => 'item_list__node', '#items' => $items, '#title' => $title, '#cache' => ['tags' => Cache::mergeTags(['node_list'], Cache::buildTags('node', $nids))]) : FALSE;
 }
 
 /**
diff --git a/core/modules/toolbar/tests/modules/toolbar_test/toolbar_test.module b/core/modules/toolbar/tests/modules/toolbar_test/toolbar_test.module
index b779839..acfa3b1 100644
--- a/core/modules/toolbar/tests/modules/toolbar_test/toolbar_test.module
+++ b/core/modules/toolbar/tests/modules/toolbar_test/toolbar_test.module
@@ -36,17 +36,17 @@ function toolbar_test_toolbar() {
           array(
             'title' => t('link 1'),
             'href' => '<front>',
-            'attributes' => array('title' => 'Test link 1 title')
+            'attributes' => array('title' => 'Test link 1 title'),
           ),
           array(
             'title' => t('link 2'),
             'href' => '<front>',
-            'attributes' => array('title' => 'Test link 2 title')
+            'attributes' => array('title' => 'Test link 2 title'),
           ),
           array(
             'title' => t('link 3'),
             'href' => '<front>',
-            'attributes' => array('title' => 'Test link 3 title')
+            'attributes' => array('title' => 'Test link 3 title'),
           ),
         ),
         '#heading' => array(